diff options
Diffstat (limited to 'include/drm/drm_gem_cma_helper.h')
| -rw-r--r-- | include/drm/drm_gem_cma_helper.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h index 63397ced9254..c34f27f80bcc 100644 --- a/include/drm/drm_gem_cma_helper.h +++ b/include/drm/drm_gem_cma_helper.h @@ -4,6 +4,9 @@ struct drm_gem_cma_object { struct drm_gem_object base; dma_addr_t paddr; + struct sg_table *sgt; + + /* For objects with DMA memory allocated by GEM CMA */ void *vaddr; }; @@ -45,4 +48,13 @@ extern const struct vm_operations_struct drm_gem_cma_vm_ops; void drm_gem_cma_describe(struct drm_gem_cma_object *obj, struct seq_file *m); #endif +struct sg_table *drm_gem_cma_prime_get_sg_table(struct drm_gem_object *obj); +struct drm_gem_object * +drm_gem_cma_prime_import_sg_table(struct drm_device *dev, size_t size, + struct sg_table *sgt); +int drm_gem_cma_prime_mmap(struct drm_gem_object *obj, + struct vm_area_struct *vma); +void *drm_gem_cma_prime_vmap(struct drm_gem_object *obj); +void drm_gem_cma_prime_vunmap(struct drm_gem_object *obj, void *vaddr); + #endif /* __DRM_GEM_CMA_HELPER_H__ */ |